1r1c

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PSEUDOMONAS AERUGINOSA W48F/Y72F/H83Q/Y108W-AZURIN RE(PHEN)(CO)3(HIS107)PSEUDOMONAS AERUGINOSA W48F/Y72F/H83Q/Y108W-AZURIN RE(PHEN)(CO)3(HIS107)

Structural highlights

1r1c is a 4 chain structure with sequence from "bacillus_aeruginosus"_(schroeter_1872)_trevisan_1885 "bacillus aeruginosus" (schroeter 1872) trevisan 1885. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:,
Gene:AZU OR PA4922 ("Bacillus aeruginosus" (Schroeter 1872) Trevisan 1885)
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

[AZUR_PSEAE] Transfers electrons from cytochrome c551 to cytochrome oxidase.

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

Publication Abstract from PubMed

Near-UV irradiation of structurally characterized [Re(I)(CO)3(1,10-phenanthroline)(Q107H)](W48F/Y72F/H83Q/Y108W)AzM(II) [Az = Pseudomonas aeruginosa azurin, M = Cu, Zn]/[Co(NH3)5Cl]Cl2 produces a tryptophan radical (W108*) with unprecedented kinetic stability. After rapid formation (k = 2.8 x 106 s-1), the radical persists for more than 5 h at room temperature in the folded ReAzM(II) structure. The absorption spectrum of ReAz(W108*)M(II) exhibits maxima at 512 and 536 nm. Oxidation of K4[Mo(CN)8] by ReAz(W108*)Zn(II) places the W108*/W108 reduction potential in the protein above 0.8 V vs NHE.

Spectroscopy and reactivity of a photogenerated tryptophan radical in a structurally defined protein environment.,Miller JE, Gradinaru C, Crane BR, Di Bilio AJ, Wehbi WA, Un S, Winkler JR, Gray HB J Am Chem Soc. 2003 Nov 26;125(47):14220-1. PMID:14624538[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

See Also

References

  1. Miller JE, Gradinaru C, Crane BR, Di Bilio AJ, Wehbi WA, Un S, Winkler JR, Gray HB. Spectroscopy and reactivity of a photogenerated tryptophan radical in a structurally defined protein environment. J Am Chem Soc. 2003 Nov 26;125(47):14220-1. PMID:14624538 doi:10.1021/ja037203i

1r1c, resolution 1.90Å

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